The yardstick is being applied to the measuring of radio waves by means of parallel device of galvanometer, the radio laboratory of the Bureau of Standards has succeeded in measuring very short radio waves, only ten meters in length
4 x 5 in. or smaller
- Date
- 1924
- Collection
- Harris & Ewing
- Archive
- Library of Congress (via Wikimedia Commons)
- Type
- photograph
- Original size
- 10,008 × 7,752 pixels
Public domainsafest
Reason: Harris & Ewing collection, given to the Library of Congress without copyright restrictions.
Read from: Commons licence category: PD-Harris-Ewing; no CC BY, CC BY-SA, GFDL or deletion tag on the file page; permission field: No known restrictions on publication. For more information, see Harris & Ewing Photographs - Rights and Restrictions Inf.
Credit line
"The yardstick is being applied to the measuring of radio waves by means of parallel device of galvanometer, the radio laboratory of the Bureau of Standards has succeeded in measuring very short radio waves, only ten meters in length" (1924). Harris & Ewing. Library of Congress, Prints and Photographs Division, via Wikimedia Commons. Public domain. https://commons.wikimedia.org/wiki/File:The_yardstick_is_being_applied_to_the_measuring_of_radio_waves_by_means_of_parallel_device_of_galvanometer,_the_radio_laboratory_of_the_Bureau_of_Standards_has_succeeded_in_measuring_very_LCCN2016893313.jpgNeed photos for a whole script? Add Find Any Photo to Claude and ask for this one by its id: 297892.
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